A) A, B, and C are the elements of a Dobereiner's triad. If the atomic mass of A is 7 u and that of C is 39 u, What should be the atomic mass of B?
B) Why Dobereiner's triad was discarded?
A, B and C are the elements of a Dobereiner’s triad. If the atomic mass of A is 7 and that of C is 39, what should be the atomic mass of B ?
(a) A, B and C are the elements of Dobereiner's triad. If the atomic mass of A is 7 and that of C is 39, what should be the atomic mass of B?
(b) Why was the Dobereiner triad discarded?